Comments are text notes added to the program to provide information about the source code. About
comment in PHP code is a line that is not executed as a part of the program.
For single line comment:- we use // for single line comment in PHP. For multi line comment:- we use /* for multi line comment in PHP.*/
<html>
<body>
<?php
//This is a single line comment.
/* This is a multi line comment. */
?>
</body>
</html>
